turboderp ExLlamaV2 up to 0.3.2 Safetensors Tensor Loader exllamav2/stloader.py STFile.get_tensor data_offsets buffer overflow

Summaryinfo

A vulnerability, which was classified as critical, was found in turboderp ExLlamaV2 up to 0.3.2. Affected by this vulnerability is the function STFile.get_tensor of the file exllamav2/stloader.py of the component Safetensors Tensor Loader. Executing a manipulation of the argument data_offsets can lead to buffer overflow. This vulnerability appears as CVE-2026-110695. The attack may be performed from remote. In addition, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability was found in turboderp ExLlamaV2 up to 0.3.2. It has been declared as critical. This vulnerability affects the function STFile.get_tensor of the file exllamav2/stloader.py of the component Safetensors Tensor Loader. The manipulation of the argument data_offsets with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-110695. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• turboderp

Name

• ExLlamaV2

Version

• 0.3.0
• 0.3.1
• 0.3.2

CPE 2.3info

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CPE 2.2info

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Accepted

• Submit #1003958: turboderp ExLlamaV2 0.3.2 (commit 6a2d8311) and master commit 7dc12af Heap-based Buffer Overflow (by r1ck99)

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